APA aipamena

Fisher, R. (2011). Getting to Yes (1st.). RH Business Books.

Chicago Style aipamena

Fisher, Roger. Getting to Yes. 1st. RH Business Books, 2011.

MLA aipamena

Fisher, Roger. Getting to Yes. 1st. RH Business Books, 2011.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.